The handling methods for faults in control valves

Pneumatic control valves use compressed air as the power source, a cylinder as the actuator, and drive the valve with the help of valve positioners,

Lanzhou Petrochemical's jet fuel output has reached a record high

​On May 21st, in the centralized control room of the refining area of Lanzhou Petrochemical, the internal line operators of the 5 million tons/year atmospheric and vacuum distillation unit were

Faults and maintenance of Wafer electric Butterfly valves

​If you do not carefully check the usage condition and performance specifications of the wafer-type electric butterfly valve before installation, the wafer-type electric

Dagang Oilfield has independently developed a large model to build a new intelligent ecosystem

As of April 21st, the Port Intelligence application large model of Dagang Oilfield has been online for three months, with an average daily call volume of over 10,000 times,

The construction of long-distance oil and gas pipelines in China has entered the era of "all-terrain automatic welding"

​On April 8th, the "Four-All" pipeline welding inspection robot technology equipment system independently developed by our country was put into

What are the selection conditions of electric butterfly valve and pneumatic butterfly valve?

Electric butterfly valve is a very common pipeline flow regulation device, widely used, involved in many fields, such as the regulation of water flow in the reservoir

A scientific and technological achievement of Southwest Oil and Gas Field Company has reached the international advanced level

The structure and working principle of the trap

​Steam trap in the steam heating system plays a role in preventing steam drainage, choose the right trap, can make the steam heating equipment to achieve the highest efficiency.

The CBM production of Huabei oilfield continues to rise strongly

​In February, the daily production of coalbed methane in Qinshui coalbed methane field of Huabei Oilfield continued to maintain a high operating state of more than 7.2 million cubic meters.

The 21st Tianjin Industry Fair 2025 intelligent pump valve exhibition

The 21st Tianjin Industry Expo (CIEX) will be held at the National Convention and Exhibition Center (Tianjin) from March 6 to 9.